function d_ = blank(d_)%blank method for class dXdots: hide instances%   d_ = blank(d_)%%   All DotsX graphics classes have blank methods.  These hide class %   instances by setting their visible properties to FALSE.%%   Updated class instances are always returned.%%----------Special comments-----------------------------------------------%-%%-% Overloaded blank method for class dXdots%-%%-% Just sets all the visible flags to 0.%----------Special comments-----------------------------------------------%%   See also blank dXdots% Copyright 2004 by Joshua I. Gold[d_.visible] = deal(false);